Fix cluster-fuzz found regression in d8 when deserializing ArrayBuffer

src/d8.cc

Index: src/d8.cc
diff --git a/src/d8.cc b/src/d8.cc
index b9b2294e7d708ae29ee9af61e60b28c005299b09..333f7e440274b2334ace286e7be5e46064fa3959 100644
--- a/src/d8.cc
+++ b/src/d8.cc
@@ -2151,7 +2151,6 @@ MaybeLocal<Value> Shell::DeserializeValue(Isolate* isolate,
       for (int i = 0; i < length; ++i) {
         Local<Value> property_name;
         CHECK(DeserializeValue(isolate, data, offset).ToLocal(&property_name));
-        DCHECK(property_name->IsString());
         Local<Value> property_value;
         CHECK(DeserializeValue(isolate, data, offset).ToLocal(&property_value));
         object->Set(property_name, property_value);